N50 Permanent Neodymium Special Shape Magnet
- Model NO.: N35-N52/EH/UH
- Shape: Customized Design Shape
- Grade: N35-N52/H/Uh/Ah
- Composition: NdFeB Magnet
- Work Temp: -20 ~ 80oc
- Transport Package: Carton
- Origin: China, Ningbo
- Application: Speaker Magnet, Industrial Magnet, Motor Magnet
- Coating: as Customer Required
- Type: Permanent
- Michanical Tolerance: -0.05 ~ 0.05mm
- Trademark: eastar
- Specification: from35-52
- HS Code:
 Special shape permanent Neodymium magnets:Supply arc/segment magnets, magnetic tile for motor with high quality, competitive price and fast delivery.
Materials: Sintered NdFeB / Neodymium magnet
Surface treatment: Ni, Ni + Cu + Ni, Zn, epoxy, gold, etc.
Â
| Parameter | unit | Standard Data |
| Curie Temperature(Tc) | ºC | 310-380 |
| Maximum Operating Temperature(Tw) | ºC | 80-200 |
| Hardness | Hv | 620 |
| Electrical Resistivity | Ω.CM | 1.8X10-4 ~2.0X10-4 |
| Density(D) | g/cm3 | 7.5~7.65 |
| Recoil Permeability | µ rec | 1.05 |
| Magnetization Field Strength(Hs) | KOe | >Â Â 30 |
| KA/m | >Â 2400 | |
| Bending Strength | Mpa | 295~345 |
| Temp. Coefficient of Br (aBr) | %/ºC | -0.11~ -0.12 |
| Temp Coefficient of Hcj (aHcj) | %/ºC | -0.5~ -0.7 |
Applications of neodymium magnets:
1) Servomotor, step motor, DC motor and linear motor
2) Loudspeaker, headphone, earphone and microphones
3) Holding system equipment
4) Medical facility
5) Sound device
6) Wind power
7) VCM, MRI
8) Mobile accessory
9) Research and development, as well as many other applications
TypeResidual lndurtion
Br(KGs)Coereive Foree
BHe(KOe)Intrinsic coereive
Force iGe(KOe)Squareness
(Hk/iHe)Max. Energy Product
(BH)max. (MGOe)Max. Openating
Temp. (C)Density
Â